
Keywords: fCS; fucosylated chondroitin sulfate; Aj; Apostichopus japonicus; Sc; Stichopus chloronotus; Am; Acaudina molpadioidea; PMP; 1-phenyl-3-methyl-5-pyrazolone; DPPH; 1,1-diphenyl-2-picrylhydrazyl; TFA; trifluoroacetic acid; GlcA; glucuronic acid; GalNAc; N-a